ALPHABETICAL INDEX. 



Agns'iz, 7 

 A\«:-x of N. Am., 8 

 Allen, 6 

 Alvord, 1 



Atnmonia-Cobalt, 4 

 Amphorosteus, 8 

 Ampullariidae, 7 

 Ancient mining, 5 

 Annual reports, 1 

 Archa3ology, 4 

 Architecture, 9 

 Arctic Seas, 2, 3, 4 

 Astronomy, 1 

 Aurora Borealis, 3 

 Bache, 3 

 Bailey, 5 

 Baird, 6 

 Batis, 8 



Bats of N. Am., 6 

 Bibliography, 9 

 Bib. of Concho!., 7 

 Bib. of Nat. Hist., 9 

 Binney, 7. 9 

 Birds, Catal. of, 6 

 Birds, Review of, 6 

 Botany, 8 

 Booth, 4 

 Bowen, 5 

 Brewer, 6 



Bridgeman, Laura, 5 

 Carpenter, 7 

 Caswell, 2 



Catalogue of Libr., 9 

 C.'ital. of Publica., 9 

 Catal. of Transac, 9 

 Chappelsmith, 2 

 Chelonia, 6 

 Chelonia, extinct, 8 

 Chemistry, 4 

 China, 9 

 Coffin, 3 

 Coleoptera, 7 

 Conchology, 7 

 Conchol., Bib. of, 7 

 Conosaurus, 8 

 Corresp. of S. I., 10 

 Conrad, 9 

 Cottoids, 6 

 Corbiculadfe, 7 

 Cretaceous Fossils, 9 

 Cretace. Reptiles, 9 

 Crustacea, 7 

 Dakota Diction., 5 

 DarlinEctonia, 8 

 Davis, '2, 5 

 Dean, 6 

 Diptera, 8 

 Downes, 1 

 Draper, 4 

 Eclipse of Sun, 2 

 Effgs. 6 

 Effieston, 9 

 El«c. B.h«»iiietrT, 4 



Electro-Mag. Tel., 4 

 Ellet, 9 

 Entomology, 7 

 Entophyta, 5 

 Entozoa, 5 

 Eocene fossils, 9 

 Ephem. Neptune, 2 

 Ethnology, 4 

 E.xploring Expe., 7 

 Fishes. 6 

 Flood Tide, 2 

 Force, 3 

 Fox (Yacht), 3 

 Fremont, 8 

 General Series, 1 

 Genth, 4 



Geography, Phys., 9 

 Geology, 9 

 Gibbsr4, 5 

 Gibbes, 8 

 Gilliss, 2 

 Girard, 6, 9 

 Girard College, 3 

 Grand Ma nan, (5 

 Grasshoppers, 6 

 Gray, 8 

 Greenland, 2 

 Guyot, 3 

 Hagen, 7 

 Haideman, 7 

 Hare, 4 

 Harvey, 8 

 Haven, 4 

 Hayden, 9 

 Hayes, 4 

 Hemiptera, 8 

 Hill, 2 

 Hitchcock, 9 

 Holcodus, 8 

 Homoptera, 8 

 Hydrobiinae, 7 

 Hymenoptera, 8 

 Indian Portraits, 4 

 Insects, 7 



Instruc. in Collec, 6 

 Instruc. Philology, 5 

 Invert. Marine, 6 

 Japan, 9 

 Jargon, 5 

 Jewett, 9 

 Jones, 6 



Jurassic Fossils, 9 

 Kane, 2 _ 

 Lapham, 5 

 Lakes, Level of, 2 

 Lake Superior, 5 

 Lea, 7 

 Le Conte, 7 

 Lepidoptera, 7 

 Libraries, List of, 9 

 Leidy, 5, 8, 9 

 Lieber, 5 

 Loomis, 2 



Locke, 3 

 Loew, 8 



Mag. Surveys, 3, 4 

 Jlagnet., Terras., 3 

 Mammals, 6 

 Mammals, Cat. of, 6 

 Mammals, Extinct, 8 

 Mathematics, 1 

 Mauvaises Terres, 8 

 Mayer, 5 

 McClintock. 3 

 Medulla Obion., 6 

 Meech, 3 

 Meek, 9 

 Melsheimer, 7 

 Meteorology, 2 

 Mexico, 4 

 Mitchell, 6 

 Mitla, 5 

 Microscope, 5 

 Micros. Science, 5 

 Minerals, List of, 9 

 Mineralogy, 9 

 Miocene fcssils, 9 

 Miscellaneous, 10 

 Miseellane. Collee.,1 

 Mississippi Val., 6, 9 

 Mitchell, 5 

 Moll asks, 7 

 Mongolia, 9 

 Morehouse, 6 

 Mnrfit, 4 

 Morgan, 5 

 Morris, 7 

 Mosasaurus, 8 

 Museum Miscel., 6 

 Natural History, 6 

 Nebraska, 8 

 Neptune. 1, 2 

 Nereis Bor.-Am. , 8 

 Nests, 6 

 Neuroptera, 7 

 Newcomb, 2 

 New Harmony, 2 

 New York, 5 

 Norton, 8 

 Observ., Meteor., 3 

 Occultations, 1 

 Ohio, 5 



Oligocene Fossils, 9 

 Olmos, Peru, 2 

 Olmstead, 3 

 Oology, 6 

 Orthoptera, 8 

 Osten Sacken, 8 

 Owen, 9 

 Ox, Fossil, 8 

 Palaeontology, 8 

 Pennsylvania, 4 

 Periodical Pheno. , 3 

 Philology, 4 

 Photo. Celestial, 4 

 Physics, 4 



Phys. Geography, 9 

 Physiology, 6 

 Popocatapetl, 4 

 Prime, 7 

 Providence, 2 

 Psychrom. Tables, 3 

 Publica. of S. I. 9 

 Pulmonata, 7 

 Pumpelly, 9 

 Rana pipiens, 6 

 Rattlesnake, fi 

 Reports, Annual, 1 

 Reptiles, 6 

 Reptiles, Fossil, 9 

 Rhees, 9 

 Riggs, 5 

 Runkle, 2 

 Saussure, 8 

 Sawkins, 5 

 Schott, 2, 3, 4 

 Scudder, 8 

 Secchi. 4 

 Serpents, 6 

 Shells, 7 



Shells, Collecting, 6 

 Shells, List of, 7 

 Sloth, Extinct, 9 

 Smith, 2 



Smithson. Cont., 1 

 Sonntag, 4 

 Soundings, 5 

 Squier, 5 

 Stanley, 5 . 

 Stimpson, 6, 7 

 Storms, 2 

 Strepomatida;, 7 

 Sun, Eclipse of, 2 

 Sun, He;it of, 3 

 Surface Geologv, 9 

 Tables, Met. &"P.. 3 

 Technology, 4 

 Telescope, 4 

 Ter Magnetism, 3 

 Terres. Physics, 4 

 Tides, 2 

 Trapezium, 6 

 Tornado, 2 

 Torrey, 8 

 Tryon, 7 

 Turner, 5 

 Uhler, 8 



Upper Missouri, 9 

 ViviparidiB, 7 

 Vocabularies, 5 

 Walker, 1. 2, 6 

 Washington, Ark., 2 

 Whittlesey, 2, 5, 9 

 Wisconsin, 5 

 Wright, 8 

 Wyman, 6 

 Yacht Fox, 3 

 Yoruba, 6 

 ZooloiTV, C> 



(11) 



